A 100-carat perfect diamond isn’t expected to go up for auction until April, but your intended isn’t likely to care about receiving a belated gift of this size and cut. The 100.20-carat ...

A “perfect” diamond said to be so large that it draws awe-struck people across a room has sold for $22 million at a Sotheby’s auction in New York. The 100-carat, emerald cut, D color ...

The 100-carat Emerald-cut perfect diamond joins five similarly rare stones in auction history. (Photo courtesy Sotheby’s) Today, Sotheby’s announced that a rare Emerald-cut 100.2-carat perfect ...

D color diamond is the largest of its kind ever sold at an auction, according to the auction house. It is also one of only six perfect diamonds of 100 carats or more to be auctioned in the last 25 ...

Or sign-in if you have an account. NEW YORK — A “perfect” 100-carat diamond in a classic emerald-cut could fetch between $19 million to $25 million at auction. “This 100.20-carat diamond ...

Harry Winston is celebrating its acquisition by the Swatch Group in a big way as it purchased a pear-shaped, D color, flawless diamond of 101.73 carats for more than $26.7 million Wednesday at ...